CN111776348A - Food packaging equipment and food packaging method thereof - Google Patents
Food packaging equipment and food packaging method thereof Download PDFInfo
- Publication number
- CN111776348A CN111776348A CN202010653281.6A CN202010653281A CN111776348A CN 111776348 A CN111776348 A CN 111776348A CN 202010653281 A CN202010653281 A CN 202010653281A CN 111776348 A CN111776348 A CN 111776348A
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- Prior art keywords
- plate
- packaging film
- hard plastic
- packaging
- roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B47/00—Apparatus or devices for forming pockets or receptacles in or from sheets, blanks, or webs, comprising essentially a die into which the material is pressed or a folding die through which the material is moved
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B25/00—Packaging other articles presenting special problems
- B65B25/001—Packaging other articles presenting special problems of foodstuffs, combined with their conservation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
- B65B43/34—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure
- B65B43/36—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure applied pneumatically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
- B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
- B65B51/146—Closing bags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
- B65B51/20—Applying or generating heat or pressure or combinations thereof by fluid pressure acting directly on folds or on opposed surfaces, e.g. using hot-air jets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/02—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for perforating, scoring, slitting, or applying code or date marks on material prior to packaging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention belongs to the technical field of packaging equipment, in particular to food packaging equipment and a food packaging method thereof, wherein the food packaging equipment comprises a high-temperature material barrel, a packaging film and a driving roller; a packaging film is wound on the outer surface of the plastic film roller; the free end of the packaging film is wound on the surface of the driving roller; the surface of the packaging film is provided with a hard plastic film; three edges of the hard plastic membrane are pressed on the surface of the packaging membrane through hot pressing, and an opening is formed at the top; an auxiliary roller is arranged between the plastic film roller and the driving roller; the packaging film passes through the surface of the auxiliary roller; the auxiliary roller consists of two groups of circular plates and a plurality of groups of iron rods; the iron rod fixedly connects the two groups of circular plates; according to the invention, an additional opening device is not needed to open the opening of the hard plastic membrane, so that the process flow can be simplified; meanwhile, hot air in the high-temperature material barrel can heat the heat transfer plate through the elastic heat conduction pipe to carry out heat sealing at the opening, so that an electric heating plate is not needed, electric energy is saved, and meanwhile, waste heat is recovered.
Description
Technical Field
The invention belongs to the technical field of packaging equipment, and particularly relates to food packaging equipment and a food packaging method thereof.
Background
Food packaging machines, in short, are machines that package food products to seal them for long-term storage. The prior art food packaging apparatus generally consists of: the conveying device, the mouth opening device, the feeding device and the sealing device basically need to stretch a packaging bag for packaging food, then the food is filled into the packaging bag, then hot-pressing and sealing are carried out through an electric heating plate, and then the packaging bag filled with the food and sealed is conveyed into the packaging bag;
in addition, for some roasted nuts, melon seeds and the like, the temperature is higher after the roasting is finished, but the roasted nuts, the melon seeds and the like are required to be cooled when being packed, so that a large amount of heat energy is wasted and cannot be utilized.
Disclosure of Invention
The invention provides food packaging equipment and a food packaging method thereof, aiming at overcoming the defects of the prior art and solving the problems that the packaging process flow is complex, the equipment price is high due to a mouth opening device in the packaging equipment, the production efficiency is low due to no mouth opening device in the equipment, and the heat energy of roasted seeds and nuts cannot be effectively utilized during packaging.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a food packaging device and a food packaging method thereof, comprising a high-temperature material barrel, a material conveying pipe, a plastic film roller, an iron rod, a packaging film and a driving roller; the plastic film roller is positioned above the driving roller; a packaging film is wound on the outer surface of the plastic film roller; the free end of the packaging film is wound on the surface of the driving roller; the surface of the packaging film is provided with a hard plastic film; three edges of the hard plastic membrane are pressed on the surface of the packaging membrane through hot pressing, and an opening is formed at the top of the packaging membrane; an auxiliary roller is arranged between the plastic film roller and the driving roller; the driving roller and the auxiliary roller are both driven by a driving motor; the packaging film passes through the surface of the auxiliary roller; the auxiliary roller consists of two groups of circular plates and a plurality of groups of iron rods; the iron rods fixedly connect the two groups of circular plates and are arranged at the inner side edges of the circular plates in an equidistant annular manner; puncture needles are uniformly arranged on the outer edge of the circular plate; the distance between the two groups of circular plates is smaller than the width of the packaging film; a first mounting plate is arranged at the position, opposite to the auxiliary roller, of the left side of the packaging film; the surface of the first mounting plate, which is close to the packaging film, is fixedly provided with an I-shaped plate through a spring; an electromagnet is fixedly arranged on the vertical plate of the I-shaped plate; puncture needles for punching the packaging film are uniformly arranged on the inner side surfaces of the two groups of horizontal plates of the I-shaped plate; a heat transfer plate is fixedly arranged on the horizontal plate above the packaging film, and hot pressing grooves are uniformly formed in the surface of the heat transfer plate; a spring compression pipe is sleeved between the first mounting plate and the I-shaped plate and positioned on the outer side of the spring; two ends of the spring compression pipe are respectively and fixedly connected to the inner wall of the first mounting plate and the outer side wall of the I-shaped plate; a second mounting plate is arranged below the first mounting plate; a columnar hollow groove body is fixedly arranged on the inner side surface of the second mounting plate; a piston plate is movably arranged in the columnar hollow groove body; the surface of the piston plate, which is far away from the packaging film, is fixedly connected with the second mounting plate through a spring; the surface of the piston plate close to the packaging film is fixedly connected with the push rod; the end part of the push rod extends out of the outer port of the columnar hollow groove body and is fixedly connected with the push plate; a horizontal conveying belt is arranged below the push plate on the right side of the packaging film; a collecting groove is arranged below the end part of the horizontal conveying belt; a high-temperature material barrel is arranged right above the left side surface of the packaging film; a material conveying pipe is arranged at the bottom of the high-temperature material barrel; the packing auger is arranged inside the conveying pipe and is driven by a driving motor; a feeding hole is formed in the top of the high-temperature material barrel; the interior of the top end of the high-temperature material barrel is communicated with the cavity in the horizontal plate at the top of the I-shaped plate through an elastic heat conduction pipe; the inner side wall of the heat transfer plate is embedded in an inner cavity of a horizontal plate at the top of the I-shaped plate; the left end of the spring compression pipe is communicated with the left end of the columnar hollow groove body through an inflation pipe; the gas storage bag is arranged on the gas filling pipe; a one-way valve is arranged between the air storage bag and the second mounting plate; the rod piece of the packing auger is a hollow pipe; the top end of the packing auger is movably sleeved with an air conveying ring; the air conveying ring is communicated with the cold air pipe; the inner edge of the gas transmission ring is positioned in the slide rail at the edge of the auger rod piece; air transmission holes are uniformly formed in the area, covered by the air transmission ring, of the packing auger; air outlets are uniformly formed in the rod of the packing auger; the infrared sensors for monitoring the positions of the hard plastic diaphragms are arranged at the tops of the first mounting plate and the second mounting plate, and the controller is arranged at the top of the first mounting plate; the controller is electrically connected with the two groups of infrared sensors, the electromagnet, the one-way valve, the auxiliary roller, the driving roller and the driving motor on the auger;
when the packaging film is in work, three edges of a series of hard plastic films are pressed on the surface of the packaging film through a hot press, so that the hard plastic films form the packaging bag with an opening at the top on the packaging film; then winding one end of the packaging film on a plastic film roller, winding the other end of the packaging film on the outer edge of the driving roller by bypassing the surface of the auxiliary roller, starting a power supply of the controller and the infrared sensor, and turning on a driving motor in transmission connection with the auxiliary roller, the driving roller and the auger; the driving roller winds the packaging film on the surface of the packaging film, the packaging film drives the hard plastic film pressed on the surface of the packaging film to move downwards in the winding process, the puncture needle at the edge of the circular plate on the auxiliary roller punctures the edge of the packaging film into a series of small holes, the auger in the conveying pipe conveys the material in the high-temperature material barrel downwards, and cold air entering the air conveying ring from the cold air pipe enters the interior of the auger rod piece through the air conveying hole and is sprayed out from the air outlet on the rod piece during conveying, so that the cooling of the material in the conveying process can be realized; when the rigid plastic diaphragm moves to a position right below the conveying pipe, the opening of the rigid plastic diaphragm is opened under the action of the auxiliary roller, meanwhile, the opening at the top of the rigid plastic diaphragm is further opened by gas sprayed from the conveying pipe, so that materials can enter the rigid plastic diaphragm conveniently, the infrared sensor at the top of the first mounting plate monitors the position, facing the heat transfer plate, of the opening of the rigid plastic diaphragm, the controller controls the driving roller, the auxiliary roller and the auger to stop rotating, the electromagnet is electrified at the same time, the electromagnet and the iron rod on the auxiliary roller attract each other after being electrified, so that the I-shaped plate is tightly pressed on the auxiliary roller, and hot gas at the top of the high-temperature material barrel enters the cavity in the horizontal plate at the top of the I-shaped plate through the elastic heat conduction pipe, so that the heat transfer plate embedded in the cavity can be heated, the opening of the hard plastic diaphragm can be sealed in a hot pressing mode by the contact of the high-temperature heating plate and the opening of the hard plastic diaphragm, meanwhile, puncture needles on two groups of horizontal plates on the I-shaped plate can be provided with a row of small holes in the packaging film at the positions of the top and the bottom of the hard plastic diaphragm, and the periphery of the hard plastic diaphragm is provided with the small holes in a puncturing mode; the controller controls the electromagnet to be powered off automatically after being powered on for a period of time, at the moment, the I-shaped plate contracts under the action force of the spring fixedly connected with the electromagnet, so that the spring compression pipe is extruded, gas inside the spring compression pipe is extruded and enters the gas storage bag through the gas filling pipe to be stored, at the moment, the controller enables the auxiliary roller and the driving roller to continue to rotate, when the infrared sensor on the second mounting plate monitors that the hard plastic membrane on the packaging film moves to the position opposite to the push plate, at the moment, the controller controls the check valve on the gas filling pipe to be opened, the auxiliary roller and the driving roller stop rotating, the gas inside the gas storage bag instantly fills the inside of the columnar hollow groove body and pushes the piston plate to the direction of the packaging film, so that the push plate pushes away to the direction of the packaging film and pushes the hard plastic membrane filled with materials on the packaging film down on the horizontal, the gas in the cylindrical hollow groove body is completely released, and the piston plate contracts under the action of the spring, so that the push plate moves backwards;
the invention evenly pricks small holes at the positions of two side edges of the hard plastic membrane on the packaging film through the puncture needle on the auxiliary roller, and pricks small holes at the top and the bottom of the hard plastic membrane on the packaging film through the puncture needle on the I-shaped plate, at the moment, the hard plastic membrane can be directly pushed and pressed by the push plate to be detached from the packaging film, the use is convenient, three edges of the hard plastic membrane in the invention are hot-pressed on the surface of the packaging film to form a packaging bag with an opening at the top on the packaging film, when the hard plastic membrane passes through the auxiliary roller and is just at the vertical position (right below the conveying pipe), the hard plastic membrane automatically opens, simultaneously, the opening degree of the hard plastic membrane is larger through the gas blown out from the conveying pipe, and then the material can be loaded into the hard plastic membrane, the invention does not need an additional opening device to open the opening of the hard plastic membrane, furthermore, the process flow and the equipment used in the process can be simplified, and the process is economical and efficient; meanwhile, hot air in the high-temperature material barrel can heat the heat transfer plate through the elastic heat conduction pipe to carry out heat sealing at the opening, so that an electric heating plate is not needed, electric energy is saved, and meanwhile, waste heat in the high-temperature material barrel can be recycled.
Preferably, an annular cavity is formed in the wall of the material conveying pipe; the inner wall of the annular cavity is uniformly provided with air outlet holes; a filter screen is fixedly arranged at the position of the annular cavity close to the bottom end; the outer edge of the filter screen is inclined downwards, a cleaning opening is formed in the outer side wall of the annular cavity, and a sealing plate is arranged inside the cleaning opening; when the packing auger works, in the process of conveying materials, the sundry powder in the materials can be blown into the annular cavity through the air outlet by cold air and collected in the annular cavity, and the sealing plate can be opened for cleaning during cleaning; and the air is blown out from the pipe orifice of the material conveying pipe after passing through the filter screen, so that the opening of the hard plastic membrane can be enlarged.
Preferably, a cleaning ring is arranged at the top of the annular cavity; the top of the annular cavity is fixedly provided with a mounting column; a volute spiral spring is fixedly arranged on the surface of the mounting column; the end part of the scroll spring is fixedly connected with the top of the cleaning circular ring; a plurality of groups of tension ropes are uniformly arranged at the bottom edge of the cleaning ring; the bottom end of the tension rope penetrates through the filter screen and the outer side wall of the annular cavity and is bolted with the pull ring; during operation, after the inner wall of the annular cavity is accumulated with the powder and the sundries, the cleaning ring can move downwards directly by pulling the pull ring, the cleaning ring can clean the inner wall of the annular cavity, the pull ring is loosened after cleaning is completed, and the cleaning ring can move upwards under the action of the volute spiral spring.
Preferably, the bottom edge of the auger is uniformly provided with cleaning bristles; the during operation, the brush hair that cleans that is located auger bottom edge can mix the material, reaches abundant radiating effect, cleans the brush hair simultaneously and can sweep the impurity and the cuttings on material surface down, and then the accessible cold wind blows in and collects in the annular cavity for the edulcoration effect of material is better.
Preferably, the push plate is of a rectangular groove body-shaped structure; an arc-shaped rubber bag is arranged inside the push plate; during operation, the inside of push pedal is equipped with arc rubber bag, and then when the promotion is equipped with material and gaseous, sealed good rigid plastic diaphragm, good buffering effect can be played to arc rubber bag, and then can prevent that the push pedal from exploding rigid plastic diaphragm pressure.
Preferably, the inner part of the arc-shaped rubber bag is fixedly connected with the bottom end of the columnar hollow groove body through a connecting hose; during operation, when the piston plate rebounds under the acting force of the spring, gas in the cylindrical hollow groove body is extruded and enters the inner part of the arc-shaped rubber air bag through the connecting hose, and the arc-shaped rubber air bag expands at the moment, so that the rigid plastic membrane containing materials is prevented from being clamped in the pushing plate of the rectangular groove body.
A method of packaging a food product, comprising: the method is applied to the food packaging equipment of any one of claims 1-6, and comprises the following steps:
s1, pressing three edges of a series of hard plastic films on the surface of a packaging film through a hot press, so that the hard plastic films form a packaging bag with an opening at the top on the packaging film, and a hard plastic film size interval is reserved between two adjacent groups of hard plastic films;
s2, winding one end of the packaging film on the plastic film roller, winding the other end of the packaging film on the outer edge of the driving roller by passing the surface of the auxiliary roller, starting a power supply of the controller and the infrared sensor, and turning on a driving motor in transmission connection with the auxiliary roller, the driving roller and the packing auger;
s3, the drive roller rotates to drive the hard plastic film on the packaging film to move downwards, and the puncture needles on the auxiliary roller puncture the left and right sides of the hard plastic film on the packaging film to form small holes; when the hard plastic diaphragm moves to the position right below the conveying pipe, the hard plastic diaphragm is automatically opened under the action of the auxiliary roller, materials enter the interior of the hard plastic diaphragm from a lower port of the conveying pipe, when an infrared sensor positioned at the top of the first mounting plate monitors that the opening of the hard plastic diaphragm is flush with the heat transfer plate, the electromagnet is electrified, moves towards the auxiliary roller and is attracted with the iron rod, the heat transfer plate carries out hot-pressing sealing on the top of the hard plastic diaphragm, and a row of small holes are punched in the top and the bottom of the hard plastic diaphragm through a puncture needle;
s4, when the rigid plastic membrane moves to the position opposite to the push plate, the one-way valve on the I-shaped plate is opened, the gas entering the gas storage bag from the spring compression pipe enters the interior of the columnar hollow groove body, and the push plate is pushed towards the rigid plastic membrane, and at the moment, the rigid plastic membrane falls off from the packaging film and falls onto the horizontal conveying belt;
and S5, conveying the packaged materials to the interior of a collecting tank through a horizontal conveying belt for collection.
The invention has the following beneficial effects:
1. the invention relates to a food packaging device and a food packaging method thereof, wherein small holes are uniformly punched at the positions of two side edges of a hard plastic membrane on a packaging film through a puncture needle on an auxiliary roller, and small holes are punched at the top and the bottom of the hard plastic membrane on the packaging film through the puncture needle on an I-shaped plate, at the moment, the hard plastic membrane can be directly pushed and pressed by a push plate to be detached from the packaging film, the use is convenient, three edges of the hard plastic membrane are hot-pressed on the surface of the packaging film, a packaging bag with an opening at the top is formed on the packaging film, the hard plastic membrane automatically opens when the hard plastic membrane passes through the auxiliary roller, the opening degree of the hard plastic membrane is larger by gas blown from a material conveying pipe, and then the materials can be loaded into the interior of the hard plastic membrane, the invention does not need an additional opening device to open the opening of the hard plastic membrane, furthermore, the process flow and the equipment used in the process can be simplified, and the process is economical and efficient; meanwhile, hot air in the high-temperature material barrel can heat the heat transfer plate through the elastic heat conduction pipe to carry out heat sealing at the opening, so that an electric heating plate is not needed, electric energy is saved, and meanwhile, waste heat in the high-temperature material barrel can be recycled.
2. According to the food packaging equipment and the food packaging method thereof, the spring compression pipe and the air storage bag are arranged, so that gas in the spring compression pipe can enter the interior of the columnar hollow groove body through the air storage bag and can be used as power for moving the push plate, an electric push rod is not required to be additionally used for pushing the push plate to move, and the energy-saving effect is achieved.
3. According to the food packaging equipment and the food packaging method thereof, the annular cavity is arranged in the wall of the conveying pipeline, the air outlet hole is formed in the inner wall of the annular cavity, so that impurities and powder scraps in the materials can be blown into the annular cavity for collection, meanwhile, the cleaning ring is arranged on the inner wall of the annular cavity, can move downwards under the action of the tension rope 31 and can move upwards under the action of the volute spiral spring, and further the inner wall of the annular cavity can be cleaned.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a food packaging method of the present invention;
FIG. 2 is a schematic view of a first configuration of the present invention;
FIG. 3 is a second schematic structural view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 at A;
FIG. 5 is a schematic view showing the inner structure of a feed delivery pipe;
FIG. 6 is a schematic view showing the connection state of the gas transmission ring and the packing auger;
in the figure: the device comprises a high-temperature material barrel 1, a material conveying pipe 2, a cold air pipe 3, an elastic heat conduction pipe 4, a material inlet 5, a first mounting plate 6, a gas storage bag 7, a cylindrical hollow groove body 8, a piston plate 9, a push rod 10, an infrared sensor 11, a hard plastic diaphragm 12, a plastic film roller 13, an iron rod 14, a circular plate 15, a puncture needle 16, a packaging film 17, a horizontal conveying belt 18, a collecting tank 19, a driving roller 20, a push plate 21, an I-shaped plate 22, a spring compression pipe 23, an arc-shaped rubber bag 24, a heat transfer plate 25, an electromagnet 26, a puncture needle 16, a volute spring 28, a gas conveying ring 29, a gas outlet 30, a tension rope 31, cleaning bristles 32, a filter screen 34, an annular cavity 35, a packing auger 36, a cleaning circular ring 37.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, the food packaging device and the food packaging method thereof according to the present invention comprise a high temperature material barrel 1, a material delivery pipe 2, a plastic film roller 13, an iron rod 14, a packaging film 17 and a driving roller 20; the plastic film roller 13 is positioned above the driving roller 20; a packaging film 17 is wound on the outer surface of the plastic film roller 13; the free end of the wrapping film 17 is wound around the surface of the driving roller 20; the surface of the packaging film 17 is provided with a hard plastic film 12; three sides of the hard plastic membrane 12 are pressed on the surface of the packaging film 17 through hot pressing, and an opening is formed at the top; an auxiliary roller is arranged between the plastic film roller 13 and the driving roller 20; the driving roller 20 and the auxiliary roller are both driven by a driving motor; the wrapping film 17 passes from the surface of the auxiliary roller; the auxiliary roller consists of two groups of circular plates 15 and a plurality of groups of iron rods 14; the iron rods 14 fixedly connect the two groups of circular plates 15, and the iron rods 14 are arranged on the inner side edges of the circular plates 15 in an equidistant annular mode; puncture needles 16 are uniformly arranged on the outer edge of the circular plate 15; the distance between the two sets of circular plates 15 is less than the width of the packaging film 17; a first mounting plate 6 is arranged at the position, opposite to the auxiliary roller, of the left side of the packaging film 17; the surface of the first mounting plate 6 close to the packaging film 17 is fixedly provided with an I-shaped plate 22 through a spring; an electromagnet 26 is fixedly arranged on the vertical plate of the I-shaped plate 22; puncture needles 16 for punching the packaging film 17 are uniformly arranged on the inner side surfaces of the two groups of horizontal plates of the I-shaped plate 22; a heat transfer plate 25 is fixedly arranged on the horizontal plate above the packaging film 17, and hot-pressing grooves are uniformly formed in the surface of the heat transfer plate 25; a spring compression pipe 23 is sleeved between the first mounting plate 6 and the I-shaped plate 22 and positioned on the outer side of the spring; two ends of the spring compression pipe 23 are respectively and fixedly connected to the inner wall of the first mounting plate 6 and the outer side wall of the I-shaped plate 22; a second mounting plate is arranged below the first mounting plate 6; a columnar hollow groove body 8 is fixedly arranged on the inner side surface of the second mounting plate; a piston plate 9 is movably arranged in the columnar hollow groove body 8; the surface of the piston plate 9, which is far away from the packaging film 17, is fixedly connected with the second mounting plate through a spring; the surface of the piston plate 9 close to the packaging film 17 is fixedly connected with the push rod 10; the end part of the push rod 10 extends out of the outer port of the columnar hollow groove body 8 and is fixedly connected with the push plate 21; a horizontal conveying belt 18 is arranged below the push plate 21 on the right side of the packaging film 17; a collecting groove 19 is arranged below the end part of the horizontal conveying belt 18; a high-temperature material barrel 1 is arranged right above the left side surface of the packaging film 17; the bottom of the high-temperature material barrel 1 is provided with a material conveying pipe 2; an auger 36 is arranged inside the conveying pipe 2, and the auger 36 is driven by a driving motor; the top of the high-temperature material barrel 1 is provided with a feeding hole 5; the top end of the high-temperature material barrel 1 is internally communicated with a cavity in a horizontal plate at the top of the I-shaped plate 22 through an elastic heat conduction pipe 4; the inner side wall of the heat transfer plate 25 is embedded in the inner cavity of the horizontal plate at the top of the I-shaped plate 22; the left end of the spring compression pipe 23 is communicated with the left end of the columnar hollow groove body 8 through an inflation pipe 39; the air storage bag 7 is arranged on the air inflation tube 39; a one-way valve is arranged between the air storage bag 7 and the second mounting plate; the rod piece of the packing auger 36 is a hollow pipe; the top end of the packing auger 36 is movably sleeved with an air conveying ring 29; the air conveying ring 29 is communicated with the cold air pipe 3; the inner edge of the gas transmission ring 29 is positioned in a slide rail at the edge of the packing auger 36 rod piece; air conveying holes 38 are uniformly formed in the area, which is covered by the air conveying ring 29, of the packing auger 36; air outlets are uniformly formed in the rod of the packing auger 36; the top parts of the first mounting plate 6 and the second mounting plate are provided with infrared sensors 11 for monitoring the positions of the hard plastic diaphragms 12, and the top part of the first mounting plate 6 is provided with a controller; the controller is electrically connected with the two groups of infrared sensors 11, the electromagnet 26, the one-way valve, the auxiliary roller, the driving roller 20 and the driving motor on the auger 36;
when the packaging film is in work, firstly, three edges of a series of hard plastic films 12 are pressed on the surface of the packaging film 17 through a hot press, so that the hard plastic films 12 form a packaging bag with an opening at the top on the packaging film 17; then winding one end of the packaging film 17 on the plastic film roller 13, winding the other end of the packaging film on the outer edge of the driving roller 20 by passing through the surface of the auxiliary roller, starting a power supply of the controller and the infrared sensor 11, and turning on a driving motor in transmission connection with the auxiliary roller, the driving roller 20 and the packing auger 36; at the moment, the driving roller 20 winds the packaging film 17 on the surface of the packaging film, the packaging film 17 drives the hard plastic film 12 pressed on the surface of the packaging film to move downwards in the winding process, the puncture needles 16 on the edge of the circular plate 15 on the auxiliary roller puncture the edge of the packaging film 17 into a series of small holes, the auger 36 in the conveying pipe 2 conveys the materials in the high-temperature material barrel 1 downwards, and during the conveying, cold air entering the air conveying ring 29 from the cold air pipe 3 enters the interior of a rod of the auger 36 through the air conveying hole 38 and is sprayed out from an air outlet on the rod, so that the cooling device can be used for cooling the materials in the conveying process; when the hard plastic diaphragm 12 moves to a position right below the conveying pipe 2, the opening of the hard plastic diaphragm 12 is opened under the action of the auxiliary roller at the moment, meanwhile, the opening at the top of the hard plastic diaphragm 12 is further opened by gas sprayed from the conveying pipe 2, so that materials can enter more conveniently, the materials enter the hard plastic diaphragm 12 from the conveying pipe 2, the infrared sensor 11 at the top of the first mounting plate 6 monitors that the opening of the hard plastic diaphragm 12 is opposite to the heat transfer plate 25, the controller controls the driving roller 20, the auxiliary roller and the packing auger 36 to stop rotating, the electromagnet 26 is electrified at the same time, the electromagnet 26 is mutually attracted with the iron rod 14 on the auxiliary roller after being electrified, so that the I-shaped plate 22 is pressed on the auxiliary roller, and hot gas at the top of the high-temperature material barrel 1 enters a cavity in the horizontal plate at the top of the I-shaped plate 22 through the elastic heat conduction, the heat transfer plate 25 embedded in the cavity can be further heated, the opening of the hard plastic diaphragm 12 can be sealed by hot pressing when the high-temperature heating plate 25 is in contact with the opening of the hard plastic diaphragm 12, meanwhile, the puncture needles 16 on the two groups of horizontal plates on the I-shaped plate 22 can be provided with a row of small holes on the packaging film 17 at the top and the bottom of the hard plastic diaphragm 12, and the periphery of the hard plastic diaphragm 12 is provided with the small holes; the controller controls the electromagnet 26 to be powered off automatically after being powered on for a period of time, at the moment, the I-shaped plate 22 contracts under the action force of the spring fixedly connected with the electromagnet, so that the spring compression pipe 23 is extruded, the gas in the spring compression pipe 23 is extruded and enters the air storage bag 7 through the inflation pipe 39 to be stored, at the moment, the controller enables the auxiliary roller and the driving roller 20 to continue to rotate, when the infrared sensor 11 on the second mounting plate monitors that the hard plastic membrane 12 on the packaging film 17 moves to the position opposite to the push plate 21, at the moment, the controller controls the one-way valve on the inflation pipe 39 to be opened, the auxiliary roller and the driving roller 20 stop rotating, the gas in the air storage bag 7 instantly fills the interior of the columnar hollow groove body 8, the piston plate 9 is pushed towards the packaging film 17, the push plate 21 is pushed towards the packaging film 17, and the hard plastic membrane 12 filled with materials on the packaging film 17 is pushed down on the horizontal conveying belt 18, and is transported to the interior of the collecting tank 19 through the horizontal conveyor belt 18, when the gas in the columnar hollow tank body 8 is completely released, the piston plate 9 contracts under the action of the spring, so that the push plate 21 moves backwards;
according to the invention, small holes are uniformly punched at the positions, which are positioned at two side edges of the hard plastic membrane 12, on the packaging film 17 through the puncture needle 16 on the auxiliary roller, and small holes are punched at the top and the bottom of the hard plastic membrane 12 on the packaging film 17 through the puncture needle 16 on the I-shaped plate 22, at the moment, the hard plastic membrane 12 can be directly pushed and pressed through the push plate 21 so as to be detached from the packaging film 17, the use is convenient, three sides of the hard plastic membrane 12 in the invention are hot-pressed on the surface of the packaging film 17, a packaging bag with an opening at the top is formed on the packaging film 17, when the hard plastic membrane 12 passes through the auxiliary roller and is just positioned at a vertical position (right below the conveying pipe 2), the hard plastic membrane 12 automatically opens, meanwhile, the opening degree of the hard plastic membrane 12 is larger through gas blown out of the conveying pipe 2, and further, materials can be filled into the hard, the invention does not need an additional opening device to open the opening of the hard plastic membrane 12, thereby simplifying the process flow and the equipment used in the process flow, and being economical and efficient; meanwhile, hot air in the high-temperature material barrel 1 can heat the heat transfer plate 25 through the elastic heat conduction pipe 4 to carry out heat sealing on the opening, so that an electric heating plate is not needed, electric energy is saved, and meanwhile, waste heat in the high-temperature material barrel 1 can be recycled.
As an embodiment of the invention, an annular cavity 35 is formed in the wall of the material conveying pipe 2; the inner wall of the annular cavity 35 is uniformly provided with air outlet holes 30; a filter screen 34 is fixedly arranged at the position of the annular cavity 35 close to the bottom end; the outer edge of the filter screen 34 is inclined downwards, a cleaning opening is formed in the outer side wall of the annular cavity 35, and a sealing plate is arranged inside the cleaning opening; when the packing auger 36 works, in the process of conveying materials, the sundry powder in the materials can be blown into the annular cavity 35 through the air outlet 30 by cold air and collected in the annular cavity 35, and the sealing plate can be opened for cleaning during cleaning; and the air is blown out from the nozzle of the feed delivery pipe 2 after passing through the filter screen 34, so that the opening of the hard plastic membrane 12 can be enlarged.
As an embodiment of the present invention, the top of the annular cavity 35 is provided with a cleaning ring 37; the top of the annular cavity 35 is fixedly provided with a mounting column; a volute spiral spring 28 is fixedly arranged on the surface of the mounting column; the end of the spiral spring 28 is fixedly connected with the top of the cleaning ring 37; a plurality of groups of tension ropes 31 are uniformly arranged at the bottom edge of the cleaning circular ring 37; the bottom end of the tension rope 31 passes through the filter screen 34 and the outer side wall of the annular cavity 35 and is bolted with the pull ring; during operation, after the inner wall of the annular cavity 35 accumulates the powder and the sundries, the cleaning ring 37 can move downwards directly by pulling the pull ring, so that the cleaning ring 37 can clean the inner wall of the annular cavity, the pull ring is released after cleaning is completed, and the cleaning ring 37 moves upwards under the action of the volute spiral spring 28.
As an embodiment of the invention, the bottom edge of the packing auger 36 is uniformly provided with cleaning bristles 32; the during operation, the brush hair 32 that cleans that is located 36 bottom edges of auger can stir the material, reaches abundant radiating effect, cleans brush hair 32 simultaneously and can sweep the impurity and the sweeps on material surface down, and then the accessible cold wind blows in and collects in the annular cavity for the edulcoration effect of material is better.
As an embodiment of the present invention, the push plate 21 has a rectangular groove-like structure; an arc-shaped rubber bag 24 is arranged inside the push plate 21; during operation, the inside of push pedal 21 is equipped with arc rubber bag 24, and then when promoting the stereoplasm plastics diaphragm 12 that is equipped with material and gaseous, sealed good, arc rubber bag 24 can play good buffering effect, and then can prevent that push pedal 21 from exploding stereoplasm plastics diaphragm 12 pressure.
As an embodiment of the present invention, the interior of the arc-shaped rubber bag 24 is fixedly connected with the bottom end of the columnar hollow groove body 8 through a connection hose; when the piston plate 9 rebounds under the action force of the spring, gas in the cylindrical hollow groove body 8 is extruded and enters the arc-shaped rubber air bag 24 through the connecting hose, and the arc-shaped rubber air bag 24 expands at the moment, so that the hard plastic membrane 12 filled with materials is prevented from being clamped inside the rectangular groove-shaped push plate 21.
A method of packaging a food product, comprising: the method is applied to the food packaging equipment of any one of claims 1-6, and comprises the following steps:
s1, pressing three edges of a series of hard plastic film sheets 12 on the surface of a packaging film 17 through a hot press, so that the hard plastic film sheets 12 form a packaging bag with an open top on the packaging film 17, and a space with the size of the hard plastic film sheet 12 is reserved between two adjacent groups of hard plastic film sheets 12;
s2, winding one end of the packaging film 17 on the plastic film roller 13, winding the other end of the packaging film on the outer edge of the driving roller 20 by passing the surface of the auxiliary roller, starting the power supply of the controller and the infrared sensor 11, and turning on the driving motor which is in transmission connection with the auxiliary roller, the driving roller 20 and the packing auger 36;
s3, the driving roller 20 rotates to drive the hard plastic film 12 on the packaging film 17 to move downwards, and the puncture needles 16 on the auxiliary roller are punctured with small holes on the left side and the right side of the hard plastic film 12 on the packaging film 17; when the hard plastic diaphragm 12 moves to the position right below the conveying pipe 2, the hard plastic diaphragm is automatically opened under the action of the auxiliary roller, materials enter the interior of the hard plastic diaphragm 12 from the lower port of the conveying pipe 2, when the infrared sensor 11 positioned at the top of the first mounting plate 6 monitors that the opening of the hard plastic diaphragm 12 is flush with the heat transfer plate 25, the electromagnet 26 is electrified at the moment, the electromagnet 26 moves towards the direction of the auxiliary roller and is attracted with the iron rod 14, the heat transfer plate 25 carries out hot-press sealing on the top of the hard plastic diaphragm 12, and a row of small holes are punched at the top and the bottom of the hard plastic diaphragm 12 through the puncture needle 16;
s4, when the rigid plastic membrane 12 moves to the position opposite to the push plate 21, the one-way valve on the I-shaped plate 22 is opened, the gas entering the gas storage bag 7 from the spring compression pipe 23 enters the interior of the columnar hollow groove body 8, and the push plate 21 is pushed towards the rigid plastic membrane 12, and at the moment, the rigid plastic membrane 12 falls off from the packaging film 17 and falls onto the horizontal conveying belt 18;
s5, conveying the packaged materials to the interior of a collecting tank 19 through a horizontal conveying belt 18 for collection.
The specific working process of the invention is as follows:
when the packaging film is in work, firstly, three edges of a series of hard plastic films 12 are pressed on the surface of the packaging film 17 through a hot press, so that the hard plastic films 12 form a packaging bag with an opening at the top on the packaging film 17; then winding one end of the packaging film 17 on the plastic film roller 13, winding the other end of the packaging film on the outer edge of the driving roller 20 by passing through the surface of the auxiliary roller, starting a power supply of the controller and the infrared sensor 11, and turning on a driving motor in transmission connection with the auxiliary roller, the driving roller 20 and the packing auger 36; at the moment, the driving roller 20 winds the packaging film 17 on the surface of the packaging film, the packaging film 17 drives the hard plastic film 12 pressed on the surface of the packaging film to move downwards in the winding process, the puncture needles 16 on the edge of the circular plate 15 on the auxiliary roller puncture the edge of the packaging film 17 into a series of small holes, the auger 36 in the conveying pipe 2 conveys the materials in the high-temperature material barrel 1 downwards, and during the conveying, cold air entering the air conveying ring 29 from the cold air pipe 3 enters the interior of a rod of the auger 36 through the air conveying hole 38 and is sprayed out from an air outlet on the rod, so that the cooling device can be used for cooling the materials in the conveying process; when the hard plastic diaphragm 12 moves to a position right below the conveying pipe 2, the opening of the hard plastic diaphragm 12 is opened under the action of the auxiliary roller at the moment, meanwhile, the opening at the top of the hard plastic diaphragm 12 is further opened by gas sprayed from the conveying pipe 2, so that materials can enter more conveniently, the materials enter the hard plastic diaphragm 12 from the conveying pipe 2, the infrared sensor 11 at the top of the first mounting plate 6 monitors that the opening of the hard plastic diaphragm 12 is opposite to the heat transfer plate 25, the controller controls the driving roller 20, the auxiliary roller and the packing auger 36 to stop rotating, the electromagnet 26 is electrified at the same time, the electromagnet 26 is mutually attracted with the iron rod 14 on the auxiliary roller after being electrified, so that the I-shaped plate 22 is pressed on the auxiliary roller, and hot gas at the top of the high-temperature material barrel 1 enters a cavity in the horizontal plate at the top of the I-shaped plate 22 through the elastic heat conduction, the heat transfer plate 25 embedded in the cavity can be further heated, the opening of the hard plastic diaphragm 12 can be sealed by hot pressing when the high-temperature heating plate 25 is in contact with the opening of the hard plastic diaphragm 12, meanwhile, the puncture needles 16 on the two groups of horizontal plates on the I-shaped plate 22 can be provided with a row of small holes on the packaging film 17 at the top and the bottom of the hard plastic diaphragm 12, and the periphery of the hard plastic diaphragm 12 is provided with the small holes; the controller controls the electromagnet 26 to be powered off automatically after being powered on for a period of time, at the moment, the I-shaped plate 22 contracts under the action force of the spring fixedly connected with the electromagnet, so that the spring compression pipe 23 is extruded, the gas in the spring compression pipe 23 is extruded and enters the air storage bag 7 through the inflation pipe 39 to be stored, at the moment, the controller enables the auxiliary roller and the driving roller 20 to continue to rotate, when the infrared sensor 11 on the second mounting plate monitors that the hard plastic membrane 12 on the packaging film 17 moves to the position opposite to the push plate 21, at the moment, the controller controls the one-way valve on the inflation pipe 39 to be opened, the auxiliary roller and the driving roller 20 stop rotating, the gas in the air storage bag 7 instantly fills the interior of the columnar hollow groove body 8, the piston plate 9 is pushed towards the packaging film 17, the push plate 21 is pushed towards the packaging film 17, and the hard plastic membrane 12 filled with materials on the packaging film 17 is pushed down on the horizontal conveying belt 18, and is transported to the interior of the collecting tank 19 through the horizontal conveyor belt 18, when the gas in the columnar hollow tank body 8 is completely released, the piston plate 9 contracts under the action of the spring, so that the push plate 21 moves backwards;
according to the invention, small holes are uniformly punched at the positions, which are positioned at two side edges of the hard plastic membrane 12, on the packaging film 17 through the puncture needle 16 on the auxiliary roller, and small holes are punched at the top and the bottom of the hard plastic membrane 12 on the packaging film 17 through the puncture needle 16 on the I-shaped plate 22, at the moment, the hard plastic membrane 12 can be directly pushed and pressed through the push plate 21 so as to be detached from the packaging film 17, the use is convenient, three sides of the hard plastic membrane 12 in the invention are hot-pressed on the surface of the packaging film 17, a packaging bag with an opening at the top is formed on the packaging film 17, when the hard plastic membrane 12 passes through the auxiliary roller and is just positioned at a vertical position (right below the conveying pipe 2), the hard plastic membrane 12 automatically opens, meanwhile, the opening degree of the hard plastic membrane 12 is larger through gas blown out of the conveying pipe 2, and further, materials can be filled into the hard, the invention does not need an additional opening device to open the opening of the hard plastic membrane 12, thereby simplifying the process flow and the equipment used in the process flow, and being economical and efficient; meanwhile, hot air in the high-temperature material barrel 1 can heat the heat transfer plate 25 through the elastic heat conduction pipe 4 to carry out heat sealing on the opening, so that an electric heating plate is not needed, electric energy is saved, and meanwhile, waste heat in the high-temperature material barrel 1 can be recycled.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A food packaging apparatus, characterized by: comprises a high-temperature material barrel (1), a material conveying pipe (2), a plastic film roller (13), an iron rod (14), a packaging film (17) and a driving roller (20); the plastic film roller (13) is positioned above the driving roller (20); a packaging film (17) is wound on the outer surface of the plastic film roller (13); the free end of the packaging film (17) is wound on the surface of a driving roller (20); the surface of the packaging film (17) is provided with a hard plastic film sheet (12); three sides of the hard plastic membrane (12) are pressed on the surface of the packaging film (17) through hot pressing, and an opening is formed at the top; an auxiliary roller is arranged between the plastic film roller (13) and the driving roller (20); the driving roller (20) and the auxiliary roller are both driven by a driving motor; the packaging film (17) passes through the surface of the auxiliary roller; the auxiliary roller consists of two groups of circular plates (15) and a plurality of groups of iron rods (14); the iron rods (14) fixedly connect the two groups of circular plates (15), and the iron rods (14) are annularly arranged at the inner side edge of the circular plates (15) at equal intervals; puncture needles (16) are uniformly arranged on the outer edge of the circular plate (15); the distance between the two groups of circular plates (15) is less than the width of the packaging film (17); a first mounting plate (6) is arranged at the position, opposite to the auxiliary roller, of the left side of the packaging film (17); the surface of the first mounting plate (6) close to the packaging film (17) is fixedly provided with an I-shaped plate (22) through a spring; an electromagnet (26) is fixedly arranged on a vertical plate of the I-shaped plate (22); puncture needles (16) for punching the packaging film (17) are uniformly arranged on the inner side surfaces of the two groups of horizontal plates of the I-shaped plate (22); a heat transfer plate (25) is fixedly arranged on the horizontal plate positioned above the packaging film (17), and hot pressing grooves are uniformly formed in the surface of the heat transfer plate (25); a spring compression pipe (23) is sleeved between the first mounting plate (6) and the I-shaped plate (22) and positioned on the outer side of the spring; two ends of the spring compression pipe (23) are respectively and fixedly connected to the inner wall of the first mounting plate (6) and the outer side wall of the I-shaped plate (22); a second mounting plate is arranged below the first mounting plate (6); a columnar hollow groove body (8) is fixedly arranged on the inner side surface of the second mounting plate; a piston plate (9) is movably arranged in the columnar hollow groove body (8); the surface of the piston plate (9) far away from the packaging film (17) is fixedly connected with the second mounting plate through a spring; the surface of the piston plate (9) close to the packaging film (17) is fixedly connected with the push rod (10); the end part of the push rod (10) extends out of the outer port of the columnar hollow groove body (8) and is fixedly connected with the push plate (21); a horizontal conveying belt (18) is arranged below the push plate (21) on the right side of the packaging film (17); a collecting groove (19) is arranged below the end part of the horizontal conveying belt (18); a high-temperature material barrel (1) is arranged right above the left side surface of the packaging film (17); a material conveying pipe (2) is arranged at the bottom of the high-temperature material barrel (1); an auger (36) is arranged inside the conveying pipe (2), and the auger (36) is driven by a driving motor; a feeding hole (5) is formed in the top of the high-temperature material barrel (1); the interior of the top end of the high-temperature material barrel (1) is communicated with a cavity in a horizontal plate at the top of the I-shaped plate (22) through an elastic heat conduction pipe (4); the inner side wall of the heat transfer plate (25) is embedded in an inner cavity of a horizontal plate at the top of the I-shaped plate (22); the left end of the spring compression pipe (23) is communicated with the left end of the columnar hollow groove body (8) through an inflation pipe (39); the air storage bag (7) is arranged on the air inflation tube (39); a one-way valve is arranged between the air storage bag (7) and the second mounting plate; the rod piece of the packing auger (36) is a hollow pipe; the top end of the packing auger (36) is movably sleeved with an air conveying ring (29); the air transmission ring (29) is communicated with the cold air pipe (3); the inner edge of the gas transmission ring (29) is positioned in a slide rail at the edge of a rod piece of the packing auger (36); air transmission holes (38) are uniformly formed in the area, which is coated by the air transmission ring (29), of the packing auger (36); air outlets are uniformly formed in the rod of the packing auger (36); the infrared sensors (11) used for monitoring the positions of the hard plastic membranes (12) are arranged at the tops of the first mounting plate (6) and the second mounting plate, and the controller is arranged at the top of the first mounting plate (6); the controller is electrically connected with the two groups of infrared sensors (11), the electromagnet (26), the one-way valve, the auxiliary roller, the driving roller (20) and the driving motor on the packing auger (36).
2. The food packaging apparatus of claim 1, wherein: an annular cavity (35) is formed in the wall of the material conveying pipe (2); the inner wall of the annular cavity (35) is uniformly provided with air outlet holes (30); a filter screen (34) is fixedly arranged at the position, close to the bottom end, of the annular cavity (35); the outer edge of the filter screen (34) inclines downwards, a cleaning opening is formed in the outer side wall of the annular cavity (35), and a sealing plate is arranged inside the cleaning opening.
3. The food packaging apparatus of claim 2, wherein: a cleaning circular ring (37) is arranged at the top of the annular cavity (35); the top of the annular cavity (35) is fixedly provided with a mounting column; a volute spiral spring (28) is fixedly arranged on the surface of the mounting column; the end part of the scroll spring (28) is fixedly connected with the top part of the cleaning circular ring (37); a plurality of groups of tension ropes (31) are uniformly arranged on the bottom edge of the cleaning circular ring (37); the bottom end of the tension rope (31) passes through the filter screen (34) and the outer side wall of the annular cavity (35) and is bolted with the pull ring.
4. The food packaging apparatus of claim 1, wherein: the bottom edge of the packing auger (36) is uniformly provided with cleaning bristles (32).
5. The food packaging apparatus of claim 1, wherein: the push plate (21) is of a rectangular groove body-shaped structure; an arc-shaped rubber bag (24) is arranged inside the push plate (21).
6. The food packaging apparatus of claim 5, wherein: the interior of the arc-shaped rubber bag (24) is fixedly connected with the bottom end of the columnar hollow groove body (8) through a connecting hose.
7. A method of packaging a food product, comprising: the method is applied to the food packaging equipment of any one of claims 1-6, and comprises the following steps:
s1, pressing three edges of a series of hard plastic film sheets (12) on the surface of a packaging film (17) through a hot press, so that the hard plastic film sheets (12) form a packaging bag with an opening at the top on the packaging film (17), and a space of the size of one hard plastic film sheet (12) is reserved between two adjacent groups of hard plastic film sheets (12);
s2, winding one end of the packaging film (17) on the plastic film roller (13), winding the other end of the packaging film on the outer edge of the driving roller (20) by passing the surface of the auxiliary roller, starting the power supply of the controller and the infrared sensor (11), and turning on the driving motor which is in transmission connection with the auxiliary roller, the driving roller (20) and the packing auger (36);
s3, the driving roller (20) rotates to drive the hard plastic film (12) on the packaging film (17) to move downwards, and simultaneously the puncture needles (16) on the auxiliary roller are punctured with small holes on the left side and the right side of the hard plastic film (12) on the packaging film (17); when the hard plastic diaphragm (12) moves to the position right below the conveying pipe (2), the opening is automatically opened under the action of the auxiliary roller, materials enter the interior of the hard plastic diaphragm (12) from the lower port of the conveying pipe (2), when the infrared sensor (11) positioned at the top of the first mounting plate (6) monitors that the opening of the hard plastic diaphragm (12) is flush with the heat transfer plate (25), the electromagnet (26) is electrified, the electromagnet (26) moves towards the direction of the auxiliary roller and attracts the iron rod (14), the heat transfer plate (25) carries out hot-pressing sealing on the top of the hard plastic diaphragm (12), and a row of small holes are punched at the top and the bottom of the hard plastic diaphragm (12) through the puncture needle (16);
s4, when the hard plastic membrane (12) moves to a position opposite to the push plate (21), the one-way valve on the I-shaped plate (22) is opened, the gas entering the gas storage bag (7) from the spring compression pipe (23) enters the interior of the columnar hollow groove body (8), and the push plate (21) is pushed towards the hard plastic membrane (12), and at the moment, the hard plastic membrane (12) falls off from the packaging film (17) and falls onto the horizontal conveying belt (18);
and S5, conveying the packaged materials to the interior of a collecting tank (19) through a horizontal conveying belt (18) for collection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010653281.6A CN111776348A (en) | 2020-07-08 | 2020-07-08 | Food packaging equipment and food packaging method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010653281.6A CN111776348A (en) | 2020-07-08 | 2020-07-08 | Food packaging equipment and food packaging method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111776348A true CN111776348A (en) | 2020-10-16 |
Family
ID=72759270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010653281.6A Withdrawn CN111776348A (en) | 2020-07-08 | 2020-07-08 | Food packaging equipment and food packaging method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111776348A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112918723A (en) * | 2021-01-27 | 2021-06-08 | 福建华赢化工有限公司 | Method and device for manufacturing mildew-proof bag |
| CN113669778A (en) * | 2021-09-07 | 2021-11-19 | 张家港市得道电子有限公司 | Electric heating type desktop warmer with adjustable wind direction |
| CN113830337A (en) * | 2021-10-12 | 2021-12-24 | 安徽采林间食品有限公司 | Small bag feeding type nut packaging machine and working method thereof |
| CN116374272A (en) * | 2023-06-03 | 2023-07-04 | 河北通络药业有限公司 | Vein relaxing division arthralgia piece plastic-aluminum packagine machine |
-
2020
- 2020-07-08 CN CN202010653281.6A patent/CN111776348A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112918723A (en) * | 2021-01-27 | 2021-06-08 | 福建华赢化工有限公司 | Method and device for manufacturing mildew-proof bag |
| CN113669778A (en) * | 2021-09-07 | 2021-11-19 | 张家港市得道电子有限公司 | Electric heating type desktop warmer with adjustable wind direction |
| CN113830337A (en) * | 2021-10-12 | 2021-12-24 | 安徽采林间食品有限公司 | Small bag feeding type nut packaging machine and working method thereof |
| CN113830337B (en) * | 2021-10-12 | 2022-07-26 | 安徽采林间食品有限公司 | Small bag feeding type nut packaging machine and working method thereof |
| CN116374272A (en) * | 2023-06-03 | 2023-07-04 | 河北通络药业有限公司 | Vein relaxing division arthralgia piece plastic-aluminum packagine machine |
| CN116374272B (en) * | 2023-06-03 | 2023-08-11 | 河北通络药业有限公司 | Vein relaxing division arthralgia piece plastic-aluminum packagine machine |
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